/*
 * Copyright [2013-2021], Alibaba Group Holding Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.polardbx.optimizer.utils;

/**
 * 跨库事务
 *
 * @author Eric Fu
 */
public interface IDistributedTransaction extends ITransaction {

    String getPrimaryGroup();

    void setFailureFlag(FailureInjectionFlag failureFlag);

    default boolean allowMultipleReadConns() {
        return false;
    }

    /**
     * whether a transaction involves more than one group
     *
     * @return boolean
     */
    boolean isCrossGroup();
}
